Re: [jbosscache-dev] VAM in JDBCCacheLoader : performance numbers andanalysis

jbosscache-dev-bounces(a)lists.jboss.org wrote: > On 28 Dec 2006, at 00:05, Galder Zamarreno wrote:airs here. <snip> >> Looking a bit deeper with the profiler, I have seen that >> TreeCacheMarshaller200 takes ages marshalling a map containing >> string >> key/value pairs. Is this expected? We're adding quite a few >> things to >> a simple String/String map, such as versioning and reference >> information. Compared to standard writeObject in HashMap, >> TreeCacheMarshaller200 spends quite a bit of time mantaining/ >> updating a reference map. > > It is possible that such a reference map is meaningless in > the case of writing to a cache loader. It makes sense > streaming on the wire for an RPC call though. So maybe there > needs to be an overloaded form of objectTo|FromByteBuffer > that could disable the ref map? > Isn't that map used to ensure only a single copy of a multiple-referenced object survives serialization? I'd think correct behavior for that would be critical no matter where it's done.